User Guide¶ Getting Started What This Library Does Prerequisites Installation Guided Tour What’s Next Sensor Models & Geolocation What Is a Sensor Model? Quick Start Building a Sensor Model Using Elevation Data Sensor Model Types Elevation Models Ellipsoidal vs. Orthometric Height Quick Start The ElevationModel Interface Using the Builder (Recommended) Composing Models Directly Open-Source Elevation Data Display Processing Quick Start Dynamic Range Adjustment Band Selection SAR Complex Imagery Custom Processing Chains Tiling and Caching TileCache CachedImageProvider RetiledImageProvider Example: Retiled Source with Shared Cache Related Pages Image Pyramids Multi-Resolution Encoding Formats Choosing a Workflow Writing a COG with Overviews Writing a NITF R-Set PyramidBuilder Parameters Progress Reporting Reading Existing Pyramids Lazy Pyramids Resampling Methods Related Pages Image Chipping Conceptual Pipeline Display Chip for Viewing Raw Chip for Analysis Metadata Overrides SAR Constraints Image Warping & Orthorectification Quick Start Reprojecting to a Map Grid Co-Registering Two Images Validity Masks Control Grid Density & Performance Related Topics Features & Annotations Geolocation (Image → World) Projection (World → Image) Spatial Indexing Encoding Image Coordinates in GeoJSON Migrating from v1 (GDAL) Key Conceptual Changes Before / After Code Snippets API Mapping Tables Removed APIs Common Pitfalls